Alex Alvarado

226 papers B 16Misc 1Journal 132Unranked 76
YearRankTypeTitle / Venue / Authors
2026 J jnl
On LLR Mismatch in Belief Propagation Decoding of Overcomplete QLDPC Codes.
CoRR
Hernán Córdova, Alexios Balatsoukas-Stimming, Gabriele Liga, Yunus Can Gültekin, Alex Alvarado
2026 J jnl
Optical Communications with Relative Intensity Noise: Channel Modeling and Information Rates.
CoRR
Felipe Villenas, Yunus Can Gültekin, Alex Alvarado
2026 J jnl
Physics-Aware Initialization Refinement in Code-Aided EM for Blind Channel Estimation.
IEEE Signal Process. Lett.
Chin-Hung Chen, Ivana Nikoloska, Wim van Houtum, Yan Wu, Alex Alvarado
2025 — conf
A New 5-Bit/2D-Symbol Modulation Format for Relative Intensity Noise-Dominated IM-DD Systems.
ECOC
Felipe Villenas, Kaiquan Wu, Yunus Can Gültekin, Jamal Riani, Alex Alvarado
2025 — conf
Accounting for Temporal Energy Correlations in the Enhanced Gaussian Noise Model.
OFC
Kaiquan Wu, Gabriele Liga, Marco Secondini, Alex Alvarado
2025 — conf
Blind Equalization in Dynamic PMD Channels Using Variational Autoencoders with LSTM.
OFC
José Nupsilonñez-Kasaneva, Boris Karanov, Alex Alvarado, Gabriele Liga
2025 J jnl
Blind Turbo Demodulation for Differentially Encoded OFDM with 2D Trellis Decomposition.
CoRR
Chin-Hung Chen, Yan Wu, Wim J. van Houtum, Alex Alvarado
2025 — conf
FPGA Implementation of Approximate Enumerative Sphere Shaping with Trellis Storage.
IEEECONF
Jasper Lagendijk, Yunus Can Gültekin, Alex Alvarado, Alexios Balatsoukas-Stimming
2025 J jnl
Guest Editorial: Next-Generation Optical Communications and Networking.
IEEE J. Sel. Areas Commun.
Alex Alvarado, Konrad Banaszek, Junho Cho, Marija Furdek, Marco Secondini, Laurent Schmalen, Elaine Wong
2025 — conf
Iterative Logistic Weight Based Chase Decoder for Open Forward Error Correction.
OFC
Yifei Shen, Wenqing Song, Ludovic Damien Blanc, Yuqing Ren, Alexios Balatsoukas-Stimming, Alex Alvarado, Andreas Burg
2025 — conf
Lowering Error Floors for Hard Decision Decoding of OFEC Code.
ECOC
Jasper Lagendijk, Yunus Can Gültekin, Alexios Balatsoukas-Stimming, Gabriele Liga, Alex Alvarado
2025 J jnl
Lowering Error Floors for Hard Decision Decoding of OFEC Code.
CoRR
Jasper Lagendijk, Yunus Can Gültekin, Alexios Balatsoukas-Stimming, Gabriele Liga, Alex Alvarado
2025 — conf
Nonlinearity Cancellation Based on Optimized First Order Perturbative Kernels.
OFC
Alex Alvarado, Astrid Barreiro, Gabriele Liga
2025 J jnl
Nonlinearity Cancellation Based on Optimized First Order Perturbative Kernels.
CoRR
Alex Alvarado, Astrid Barreiro, Gabriele Liga
2025 — conf
On Geometric Shaping for 400 Gbps IM-DD Links with Laser Intensity Noise.
OFC
Felipe Villenas, Kaiquan Wu, Yunus Can Gültekin, Jamal Riani, Alex Alvarado
2025 J jnl
On the Capacity of Correlated Phase-Noise Channels: An Electro-Optic Frequency Comb Example.
IEEE Trans. Inf. Theory
Mohammad Farsi, Hamdi Joudeh, Gabriele Liga, Alex Alvarado, Magnus Karlsson, Erik Agrell
2025 J jnl
On the Optimality of Single-label and Multi-label Neural Network Decoders.
CoRR
Yunus Can Gültekin, Péter Scheepers, Yuncheng Yuan, Federico Corradi, Alex Alvarado
2025 J jnl
Phase-Aware Code-Aided EM Algorithm for Blind Channel Estimation in PSK-Modulated OFDM.
CoRR
Chin-Hung Chen, Ivana Nikoloska, Wim J. van Houtum, Yan Wu, Alex Alvarado
2025 — conf
Robust Blind Channel Estimation for Bursty Impulsive Noise with a Constrained EM Approach.
VTC2025-Spring
Chin-Hung Chen, Ivana Nikoloska, Wim J. van Houtum, Yan Wu, Boris Karanov, Alex Alvarado
2025 J jnl
Robust Blind Channel Estimation for Bursty Impulsive Noise with a Constrained EM Approach.
CoRR
Chin-Hung Chen, Ivana Nikoloska, Wim J. van Houtum, Yan Wu, Boris Karanov, Alex Alvarado
2024 — conf
A Simplified FSO Channel Model with Weak Turbulence and Pointing Errors.
ICTON
Carmen Álvarez-Roa, Yunus Can Gültekin, Kaiquan Wu, C. Willem Korevaar, Alex Alvarado
2024 J jnl
Integrated Sensing and Communications With MIMO-OTFS: ISI/ICI Exploitation and Delay-Doppler Multiplexing.
IEEE Trans. Wirel. Commun.
Musa Furkan Keskin, Carina Marcus, Olof Eriksson, Alex Alvarado, Joerg Widmer, Henk Wymeersch
2024 J jnl
Modified Baum-Welch Algorithm for Joint Blind Channel Estimation and Turbo Equalization.
CoRR
Chin-Hung Chen, Boris Karanov, Ivana Nikoloska, Wim J. van Houtum, Yan Wu, Alex Alvarado
2024 J jnl
On the Capacity of Correlated MIMO Phase-Noise Channels: An Electro-Optic Frequency Comb Example.
CoRR
Mohammad Farsi, Hamdi Joudeh, Gabriele Liga, Alex Alvarado, Magnus Karlsson, Erik Agrell
2024 J jnl
On the Design and Performance of Machine Learning Based Error Correcting Decoders.
CoRR
Yuncheng Yuan, Péter Scheepers, Lydia Tasiou, Yunus Can Gültekin, Federico Corradi, Alex Alvarado
2024 B conf
On the Robustness of Deep Learning-Aided Symbol Detectors to Varying Conditions and Imperfect Channel Knowledge.
WCNC
Chin-Hung Chen, Boris Karanov, Wim J. van Houtum, Wu Yan, Alex Young, Alex Alvarado
2024 J jnl
On the Robustness of Deep Learning-aided Symbol Detectors to Varying Conditions and Imperfect Channel Knowledge.
CoRR
Chin-Hung Chen, Boris Karanov, Wim J. van Houtum, Wu Yan, Alex Young, Alex Alvarado
2024 J jnl
Turbo Receiver Design with Joint Detection and Demapping for Coded Differential BPSK in Bursty Impulsive Noise Channels.
CoRR
Chin-Hung Chen, Boris Karanov, Wim van Houtom, Yan Wu, Alex Alvarado
2023 J jnl
A Sliding-Window LMMSE Turbo Equalization Scheme for OTFS.
IEEE Commun. Lett.
Franz Lampel, Alex Alvarado, Frans M. J. Willems
2023 J jnl
Analytical Model of Nonlinear Fiber Propagation for General Dual-Polarization Four-Dimensional Modulation Format.
CoRR
Zhiwei Liang, Bin Chen, Yi Lei, Gabriele Liga, Alex Alvarado
2023 — conf
Geometric Constellation Shaping in Elastic Optical Networks: Performance Analysis on Resource Allocation.
ONDM
Y. Christiansen, Mirko Zitkovich, Danilo Bórquez-Paredes, Alejandra Beghelli, Alex Alvarado, Gabriel Saavedra
2023 J jnl
On the Performance of Multidimensional Constellation Shaping for Linear and Nonlinear Optical Fiber Channel.
CoRR
Bin Chen, Zhiwei Liang, Shen Li, Yi Lei, Gabriele Liga, Alex Alvarado
2022 B conf
Band-ESS: Streaming Enumerative Coding with Applications to Probabilistic Shaping.
GLOBECOM
Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
2022 J jnl
Band-ESS: Streaming Enumerative Coding with Applications to Probabilistic Shaping.
CoRR
Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
2022 J jnl
Capacity Bounds for Optical WDM Channels with Peak Power Constraints.
CoRR
Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
2022 — conf
Capacity Region Bounds for K-User Optical WDM Channels with Peak Power Constraints.
OFC
Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
2022 J jnl
Extension and Validation of 4D Model for Improving the Accuracy of Modulation-Dependent Nonlinear Interference.
CoRR
Zhiwei Liang, Bin Chen, Yi Lei, Gabriele Liga, Alex Alvarado
2022 J jnl
Geometrically-Shaped Multi-Dimensional Modulation Formats in Coherent Optical Transmission Systems.
CoRR
Bin Chen, Yi Lei, Gabriele Liga, Zhiwei Liang, Wei Ling, Xuwei Xue, Alex Alvarado
2022 B conf
Log-CCDM: Distribution Matching via Multiplication-free Arithmetic Coding.
ISIT
Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
2022 J jnl
Log-CCDM: Distribution Matching via Multiplication-free Arithmetic Coding.
CoRR
Yunus Can Gültekin, Frans M. J. Willems, Alex Alvarado
2022 — conf
Mitigating Nonlinear Interference by Limiting Energy Variations in Sphere Shaping.
OFC
Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
2022 — conf
Model-aided Geometrical Shaping of Dual-polarization 4D Formats in the Nonlinear Fiber Channel.
OFC
Gabriele Liga, Bin Chen, Alex Alvarado
2022 — conf
On OTFS using the Discrete Zak Transform.
ICC Workshops
Franz Lampel, Alex Alvarado, Frans M. J. Willems
2022 — conf
On Optimum Enumerative Sphere Shaping Blocklength at Different Symbol Rates for the Nonlinear Fiber Channel.
OECC/PSC
Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Alex Alvarado
2022 J jnl
On Optimum Enumerative Sphere Shaping Blocklength at Different Symbol Rates for the Nonlinear Fiber Channel.
CoRR
Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo Okonkwo, Alex Alvarado
2022 J jnl
Orthogonal Time Frequency Space Modulation Based on the Discrete Zak Transform.
Entropy
Franz Lampel, Hamdi Joudeh, Alex Alvarado, Frans M. J. Willems
2022 J jnl
Pulses With Minimum Residual Intersymbol Interference for Faster Than Nyquist Signaling.
IEEE Commun. Lett.
Youssef Jaffal, Alex Alvarado
2022 J jnl
Reducing the Error Floor of the Sign-Preserving Min-Sum LDPC Decoder via Message Weighting of Low-Degree Variable Nodes.
CoRR
Lotte Paulissen, Alex Alvarado, Kaiquan Wu, Alexios Balatsoukas-Stimming
2022 — conf
Shaped Four-Dimensional Modulation Formats for Optical Fiber Communication Systems.
OFC
Bin Chen, Gabriele Liga, Yi Lei, Wei Ling, Zhengyan Huan, Xuwei Xue, Alex Alvarado
2021 J jnl
A Capacity Region Outer Bound for the Two-User Dispersive Nonlinear Fiber Optical Channel.
CoRR
Viswanathan Ramachandran, Astrid Barreiro, Gabriele Liga, Alex Alvarado
2021 J jnl
A Low-Complexity Hybrid Linear and Nonlinear Precoder for Line-Of-Sight Massive MIMO With Max-Min Power Control.
IEEE Trans. Wirel. Commun.
Amirashkan Farsaei, Ulf Gustavsson, Alex Alvarado, Frans M. J. Willems
2021 J jnl
A Soft-Aided Staircase Decoder Using Three-Level Channel Reliabilities.
CoRR
Yi Lei, Bin Chen, Gabriele Liga, Alexios Balatsoukas-Stimming, Kaixuan Sun, Alex Alvarado
2021 J jnl
An Improved Successive Filter-Based Dropping Algorithm for Massive MIMO With Max-Min Power Control.
IEEE Commun. Lett.
Amirashkan Farsaei, Ulf Gustavsson, Alex Alvarado, Frans M. J. Willems
2021 J jnl
Capacity Region Bounds for the K user Dispersive Nonlinear Optical WDM Channel with Peak Power Constraints.
CoRR
Viswanathan Ramachandran, Gabriele Liga, Astrid Barreiro, Alex Alvarado
2021 — conf
Distance-Agnostic Auto-Encoders for Short Reach Fiber Communications.
OFC
Boris Karanov, Laurent Schmalen, Alex Alvarado
2021 J jnl
DropNet: An Improved Dropping Algorithm Based on Neural Networks for Line-of-Sight Massive MIMO.
IEEE Access
Amirashkan Farsaei, Alireza Sheikh, Ulf Gustavsson, Alex Alvarado, Frans M. J. Willems
2021 — conf
Exponentially-Weighted Energy Dispersion Index for the Nonlinear Interference Analysis of Finite-Blocklength Shaping.
ECOC
Kaiquan Wu, Gabriele Liga, Yunus Can Gültekin, Alex Alvarado
2021 J jnl
Low-Complexity Geometrical Shaping for 4D Modulation Formats via Amplitude Coding.
CoRR
Bin Chen, Wei Ling, Yunus Can Gültekin, Yi Lei, Chigo Okonkwo, Alex Alvarado
2021 J jnl
Model-aided Geometrical Shaping of Dual-polarization 4D Formats in the Nonlinear Fiber Channel.
CoRR
Gabriele Liga, Bin Chen, Alex Alvarado
2021 — conf
Modeling of Nonlinear Interference Power for Dual-Polarization 4D Formats.
OFC
Gabriele Liga, Bin Chen, Astrid Barreiro, Alex Alvarado
2021 B conf
On Cloud Radio Access Networks With Cascade Oblivious Relaying.
ITW
Mehrangiz Ensan, Hamdi Joudeh, Alex Alvarado, Ulf Gustavsson, Frans M. J. Willems
2021 — conf
On Kurtosis-limited Enumerative Sphere Shaping for Reach Increase in Single-span Systems.
ECOC
Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
2021 J jnl
On Kurtosis-limited Enumerative Sphere Shaping for Reach Increase in Single-span Systems.
CoRR
Yunus Can Gültekin, Alex Alvarado, Olga Vassilieva, Inwoong Kim, Paparao Palacharla, Chigo M. Okonkwo, Frans M. J. Willems
2021 — conf
On Parameter Optimization and Reach Enhancement for the Improved Soft-Aided Staircase Decoder.
ISTC
Yi Lei, Bin Chen, Gabriele Liga, Alex Alvarado
2021 J jnl
On Parameter Optimization and Reach Enhancement for the Improved Soft-Aided Staircase Decoder.
CoRR
Yi Lei, Bin Chen, Gabriele Liga, Alex Alvarado
2021 J jnl
Orthogonal Time Frequency Space Modulation: A Discrete Zak Transform Approach.
CoRR
Franz Lampel, Alex Alvarado, Frans M. J. Willems
2021 J jnl
Performance Prediction Recipes for Optical Links.
CoRR
Erik Agrell, Marco Secondini, Alex Alvarado, Tsuyoshi Yoshida
2021 — conf
Radar Sensing with OTFS: Embracing ISI and ICI to Surpass the Ambiguity Barrier.
ICC Workshops
Musa Furkan Keskin, Henk Wymeersch, Alex Alvarado
2021 J jnl
Temporal Energy Analysis of Symbol Sequences for Fiber Nonlinear Interference Modelling via Energy Dispersion Index.
CoRR
Kaiquan Wu, Gabriele Liga, Alireza Sheikh, Frans M. J. Willems, Alex Alvarado
2021 J jnl
Uniform Linear Arrays With Optimized Inter-Element Spacing for LOS Massive MIMO.
IEEE Commun. Lett.
Amirashkan Farsaei, Navid Amani, Rob Maaskant, Ulf Gustavsson, Alex Alvarado, Frans M. J. Willems
2020 J jnl
Achievable Information Rates for Probabilistic Amplitude Shaping: A Minimum-Randomness Approach via Random Sign-Coding Arguments.
CoRR
Yunus Can Gültekin, Alex Alvarado, Frans M. J. Willems
2020 J jnl
Achievable Information Rates for Probabilistic Amplitude Shaping: An Alternative Approach via Random Sign-Coding Arguments.
Entropy
Yunus Can Gültekin, Alex Alvarado, Frans M. J. Willems
2020 J jnl
Analysis and Experimental Demonstration of Orthant-Symmetric Four-dimensional 7 bit/4D-sym Modulation for Optical Fiber Communication.
CoRR
Bin Chen, Alex Alvarado, Sjoerd van der Heide, Menno van den Hout, Hartmut Hafermann, Chigo Okonkwo
2020 — conf
Challenges in Coding, DSP and Parallel Operation of Quantum Key Distribution and Coherent Data Transmission.
ECOC
Tobias A. Eriksson, Ruben S. Luís, Georg Rademacher, Benjamin J. Puttnam, Kadir Gümüs, Laurent Schmalen, Alex Alvarado, Hideaki Furukawa, Naoya Wada, Takuya Hirano, Masahide Sasaki, Masahiro Takeoka
2020 J jnl
Comparison of Short Blocklength Sphere Shaping and Nonlinearity Compensation in WDM Systems.
CoRR
Abdelkerim Amari, Lutz Lampe, O. S. Sunish Kumar, Yunus Can Gultekin, Alex Alvarado
2020 — conf
Digital Self-Coherent Continuous Variable Quantum Key Distribution System.
OFC
Tobias A. Eriksson, Ruben S. Luís, Kadir Gümüs, Georg Rademacher, Benjamin J. Puttnam, Hideaki Furukawa, Naoya Wada, Yoshinari Awaji, Alex Alvarado, Masahide Sasaki, Masahiro Takeoka
2020 — conf
End-to-End Learning in Optical Fiber Communications: Experimental Demonstration and Future Trends.
ECOC
Boris Karanov, Vinícius Oliari, Mathieu Chagnon, Gabriele Liga, Alex Alvarado, Vahid Aref, Domaniç Lavery, Polina Bayvel, Laurent Schmalen
2020 — conf
End-to-End Learning of Geometrical Shaping Maximizing Generalized Mutual Information.
OFC
Kadir Gümüs, Alex Alvarado, Bin Chen, Christian Häger, Erik Agrell
2020 J jnl
Extending Fibre Nonlinear Interference Power Modelling to Account for General Dual-Polarisation 4D Modulation Formats.
Entropy
Gabriele Liga, Astrid Barreiro, Hami Rabbani, Alex Alvarado
2020 J jnl
Hard-Decision Coded Modulation for High-Throughput Short-Reach Optical Interconnect.
Entropy
Bin Chen, Yi Lei, Gabriele Liga, Chigo Okonkwo, Alex Alvarado
2020 — conf
Logarithmic Perturbation Models in the Weak-Dispersion Regime with Applications to Passive Optical Networks.
ECOC
Vinícius Oliari, Erik Agrell, Alex Alvarado
2020 — conf
Model-Based Machine Learning for Joint Digital Backpropagation and PMD Compensation.
OFC
Christian Häger, Henry D. Pfister, Rick M. Bütler, Gabriele Liga, Alex Alvarado
2020 J jnl
Model-Based Machine Learning for Joint Digital Backpropagation and PMD Compensation.
CoRR
Christian Häger, Henry D. Pfister, Rick M. Bütler, Gabriele Liga, Alex Alvarado
2020 J jnl
Model-Based Machine Learning for Joint Digital Backpropagation and PMD Compensation.
CoRR
Rick M. Bütler, Christian Häger, Henry D. Pfister, Gabriele Liga, Alex Alvarado
2020 — conf
Nonlinear Interference Analysis of Probabilistic Shaping vs. 4D Geometrically Shaped Formats.
ECOC
Bin Chen, Chigo Okonkwo, Alex Alvarado
2020 J jnl
Nonlinear Interference Analysis of Probabilistic Shaping vs. 4D Geometrically Shaped Formats.
CoRR
Bin Chen, Chigo Okonkwo, Alex Alvarado
2020 J jnl
Novel High-Throughput Decoding Algorithms for Product and Staircase Codes based on Error-and-Erasure Decoding.
CoRR
Alireza Sheikh, Alexandre Graell i Amat, Alex Alvarado
2020 J jnl
On Product Codes With Probabilistic Amplitude Shaping for High-Throughput Fiber-Optic Systems.
IEEE Commun. Lett.
Alireza Sheikh, Alexandre Graell i Amat, Alex Alvarado
2020 J jnl
On the Capacity of Amplitude Modulated Soliton Communication over Long Haul Fibers.
Entropy
Yu Chen, Iman Tavakkolnia, Alex Alvarado, Majid Safari
2020 J jnl
Probabilistic Shaping for Finite Blocklengths: Distribution Matching and Sphere Shaping.
Entropy
Yunus Can Gültekin, Tobias Fehenberger, Alex Alvarado, Frans M. J. Willems
2020 J jnl
Refined Reliability Combining for Binary Message Passing Decoding of Product Codes.
CoRR
Alireza Sheikh, Alexandre Graell i Amat, Gianluigi Liva, Alex Alvarado
2019 — conf
11, 700 km Transmission at 4.8 bit/4D-sym via Four-dimensional Geometrically-shaped Polarization-Ring-Switching Modulation.
OECC/PSC
Sjoerd van der Heide, Bin Chen, Menno van den Hout, Gabriele Liga, Ton Koonen, Hartmut Hafermann, Alex Alvarado, Chigo Okonkwo
2019 J jnl
30% Reach Increase via Low-complexity Hybrid HD/SD FEC and Nonlinearity-tolerant 4D Modulation.
CoRR
Gabriele Liga, Bin Chen, Sjoerd van der Heide, Alireza Sheikh, Menno van den Hout, Chigo Okonkwo, Alex Alvarado
2019 J jnl
A Machine Learning-Based Detection Technique for Optical Fiber Nonlinearity Mitigation.
CoRR
Abdelkerim Amari, Xiang Lin, Octavia A. Dobre, Ramachandran Venkatesan, Alex Alvarado
2019 J jnl
A novel soft-aided bit-marking decoder for product codes.
CoRR
Gabriele Liga, Alireza Sheikh, Alex Alvarado
2019 J jnl
An Improved Dropping Algorithm for Line-of-Sight Massive MIMO With Max-Min Power Control.
IEEE Commun. Lett.
Amirashkan Farsaei, Alex Alvarado, Frans M. J. Willems, Ulf Gustavsson
2019 J jnl
An Improved Dropping Algorithm for Line-of-Sight Massive MIMO With Tomlinson-Harashima Precoding.
IEEE Commun. Lett.
Amirashkan Farsaei, Alex Alvarado, Frans M. J. Willems, Ulf Gustavsson
2019 J jnl
Analysis and Optimisation of Distribution Matching for the Nonlinear Fibre Channel.
CoRR
Tobias Fehenberger, Alex Alvarado
2019 J jnl
End-to-End Learning of Geometrical Shaping Maximizing Generalized Mutual Information.
CoRR
Kadir Gümüs, Alex Alvarado, Bin Chen, Christian Häger, Erik Agrell
2019 J jnl
Enumerative Sphere Shaping for Rate Adaptation and Reach Increase in WDM Transmission Systems.
CoRR
Abdelkerim Amari, Sebastiaan Goossens, Yunus Can Gultekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Chigo Okonkwo, Frans M. J. Willems, Alex Alvarado
2019 — conf
Fiber Nonlinearity Mitigation via the Parzen Window Classifier for Dispersion Managed and Unmanaged Links.
ICTON
Abdelkerim Amari, Xiang Lin, Octavia A. Dobre, Ramachandran Venkatesan, Alex Alvarado
2019 J jnl
Fiber Nonlinearity Mitigation via the Parzen Window Classifier for Dispersion Managed and Unmanaged Links.
CoRR
Abdelkerim Amari, Xiang Lin, Octavia A. Dobre, Ramachandran Venkatesan, Alex Alvarado
2019 — conf
First Experimental Demonstration of Probabilistic Enumerative Sphere Shaping in Optical Fiber Communications.
OECC/PSC
Sebastiaan Goossens, Sjoerd van der Heide, Menno van den Hout, Abdelkerim Amari, Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Frans M. J. Willems, Alex Alvarado, Chigo Okonkwo
2019 J jnl
First Experimental Demonstration of Probabilistic Enumerative Sphere Shaping in Optical Fiber Communications.
CoRR
Sebastiaan Goossens, Sjoerd van der Heide, Menno van den Hout, Abdelkerim Amari, Yunus Can Gültekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Frans M. J. Willems, Alex Alvarado, Chigo Okonkwo
2019 — conf
First Experimental Verification of Improved Decoding of Staircase Codes using Marked Bits.
OFC
Bin Chen, Yi Lei, Sjoerd van der Heide, John van Weerdenburg, Alex Alvarado, Chigo Okonkwo
2019 J jnl
Improved Decoding of Staircase Codes: The Soft-Aided Bit-Marking (SABM) Algorithm.
IEEE Trans. Commun.
Yi Lei, Bin Chen, Gabriele Liga, Xiong Deng, Zizheng Cao, Jianqiang Li, Kun Xu, Alex Alvarado
2019 — conf
Improving HD-FEC decoding via bit marking.
OECC/PSC
Alex Alvarado, Gabriele Liga, Yi Lei, Bin Chen, Alexios Balatsoukas-Stimming
2019 J jnl
Improving HD-FEC decoding via bit marking.
CoRR
Alex Alvarado, Gabriele Liga, Yi Lei, Bin Chen, Alexios Balatsoukas-Stimming
2019 J jnl
Introducing Enumerative Sphere Shaping for Optical Communication Systems with Short Blocklengths.
CoRR
Abdelkerim Amari, Sebastiaan Goossens, Yunus Can Gultekin, Olga Vassilieva, Inwoong Kim, Tadashi Ikeuchi, Chigo Okonkwo, Frans M. J. Willems, Alex Alvarado
2019 J jnl
On Parameter Optimization of Product Codes for Iterative Bounded Distance Decoding with Scaled Reliability.
CoRR
Alireza Sheikh, Alexandre Graell i Amat, Gianluigi Liva, Alex Alvarado
2019 J jnl
On Product Codes with Probabilistic Amplitude Shaping for High-Throughput Fiber-Optic Systems.
CoRR
Alireza Sheikh, Alexandre Graell i Amat, Alex Alvarado
2019 J jnl
Polarization-ring-switching for nonlinearity-tolerant geometrically-shaped four-dimensional formats maximizing generalized mutual information.
CoRR
Bin Chen, Chigo Okonkwo, Hartmut Hafermann, Alex Alvarado
2019 J jnl
Post-FEC BER Prediction for Bit-Interleaved Coded Modulation with Probabilistic Shaping.
CoRR
Tsuyoshi Yoshida, Alex Alvarado, Magnus Karlsson, Erik Agrell
2019 — conf
Regular perturbation for the weak-dispersion regime.
ICTON
Vinícius Oliari, Erik Agrell, Alex Alvarado
2019 J jnl
Revisiting Multi-Step Nonlinearity Compensation with Machine Learning.
CoRR
Christian Häger, Henry D. Pfister, Rick M. Bütler, Gabriele Liga, Alex Alvarado
2018 — conf
A Reduced-Complexity Linear Precoding Strategy for Massive MIMO Base Stations.
ICT
Amirashkan Farsaei, Frans M. J. Willems, Alex Alvarado, Ulf Gustavsson
2018 — conf
A Simple Nonlinearity-Tailored Probabilistic Shaping Distribution for Square QAM.
OFC
Eric Sillekens, Daniel Semrau, Gabriele Liga, Nikita A. Shevchenko, Zhe Li, Alex Alvarado, Polina Bayvel, Robert I. Killey, Domaniç Lavery
2018 — conf
Achievable Information Rate Losses for High Order Modulation and Hard-Decision Forward Error Correction.
ECOC
Alex Alvarado, Yi Lei, David S. Millar
2018 J jnl
Asymptotic Comparison of ML and MAP Detectors for Multidimensional Constellations.
IEEE Trans. Inf. Theory
Alex Alvarado, Erik Agrell, Fredrik Brannstrom
2018 — conf
Capacity Estimates of Single Soliton Communication.
ECOC
Iman Tavakkolnia, Alex Alvarado, Majid Safari
2018 J jnl
Capacity Lower Bounds of the Noncentral Chi-Channel With Applications to Soliton Amplitude Modulation.
IEEE Trans. Commun.
Nikita A. Shevchenko, Stanislav A. Derevyanko, Jaroslaw E. Prilepsky, Alex Alvarado, Polina Bayvel, Sergei K. Turitsyn
2018 — conf
Decoding Staircase Codes with Marked Bits.
ISTC
Yi Lei, Alex Alvarado, Bin Chen, Xiong Deng, Zizheng Cao, Jianqiang Li, Kun Xu
2018 — conf
Geometrically-shaped 64-point Constellations via Achievable Information Rates.
ICTON
Bin Chen, Chigo Okonkwo, Domaniç Lavery, Alex Alvarado
2018 — conf
Increasing Achievable Information Rates via Geometric Shaping.
ECOC
Bin Chen, Chigo Okonkwo, Hartmut Hafermann, Alex Alvarado
2018 J jnl
Increasing Achievable Information Rates via Geometric Shaping.
CoRR
Bin Chen, Chigo Okonkwo, Hartmut Hafermann, Alex Alvarado
2017 J jnl
A Simple Nonlinearity-Tailored Probabilistic Shaping Distribution for Square QAM.
CoRR
Eric Sillekens, Daniel Semrau, Gabriele Liga, Nikita A. Shevchenko, Zhe Li, Alex Alvarado, Polina Bayvel, Robert I. Killey, Domaniç Lavery
2017 J jnl
Achievable Information Rates for Fiber Optics: Applications and Computations.
CoRR
Alex Alvarado, Tobias Fehenberger, Bin Chen, Frans M. J. Willems
2017 J jnl
Achievable information rates estimates in optically-amplified transmission systems using nonlinearity compensation and probabilistic shaping.
CoRR
Daniel Semrau, Tianhua Xu, Nikita A. Shevchenko, Milen Paskov, Alex Alvarado, Robert I. Killey, Polina Bayvel
2017 — conf
Achievable information rates of square MQAM modulation formats after carrier phase estimation.
OFC
Milen Paskov, Domaniç Lavery, Alex Alvarado, Polina Bayvel
2017 — conf
Designing adaptive coded modulation for optical networks via achievable information rates.
ICTON
Alex Alvarado, David J. Ives, Seb J. Savory
2017 — conf
Information rates and post-FEC BER prediction in optical fiber communications.
OFC
Alex Alvarado
2017 — conf
Nonlinear frequency-division multiplexing in the focusing regime.
OFC
Xianhe Yangzhang, Mansoor I. Yousefi, Alex Alvarado, Domaniç Lavery, Polina Bayvel
2017 — conf
Nonlinearity Compensation and Information Rates in Fully-Loaded C-band Optical Fibre Transmission Systems.
ECOC
Tianhua Xu, Nikita A. Shevchenko, Boris Karanov, Domaniç Lavery, Lídia Galdino, Alex Alvarado, Robert I. Killey, Polina Bayvel
2017 — conf
On the impact of probabilistic shaping on SNR and information rates in multi-span WDM systems.
OFC
Tobias Fehenberger, Alex Alvarado, Georg Bocherer, Norbert Hanik
2017 — conf
Spatial pulse position modulation for multi-mode transmission systems.
OFC
John van Weerdenburg, Alex Alvarado, Juan Carlos Alvarado-Zacarias, Jose Enrique Antonio-Lopez, J. H. Bonarius, D. Molin, Marianne Bigot-Astruc, Antonius M. J. Koonen, Adrian Amezcua Correa, Pierre Sillard, Rodrigo Amezcua Correa, Chigo M. Okonkwo
2016 J jnl
A Lower Bound on the Capacity of the Noncentral Chi Channel with Applications to Soliton Amplitude Modulation.
CoRR
Nikita A. Shevchenko, Stanislav A. Derevyanko, Jaroslaw E. Prilepsky, Alex Alvarado, Polina Bayvel, Sergei K. Turitsyn
2016 — conf
Algorithms and reach enhancement for ultra high bandwidth transceivers.
OFC
Robert Maher, Lídia Galdino, Daniel J. Elson, Domaniç Lavery, Alex Alvarado, Polina Bayvel
2016 J jnl
An Experimental Comparison of Coded Modulation Strategies for 100 Gbit/s Transceivers.
CoRR
Eric Sillekens, Alex Alvarado, Chigo Okonkwo, Benn C. Thomsen
2016 J jnl
Asymptotic Comparison of ML and MAP Detectors for Multidimensional Constellations.
CoRR
Alex Alvarado, Erik Agrell, Fredrik Brännström
2016 — conf
Impact of amplifier noise figure on network throughput.
OFC
Alex Alvarado, David J. Ives, Seb J. Savory, Polina Bayvel
2016 — conf
Improved achievable information rates by optimized four-dimensional demappers in optical transmission experiments.
OFC
Tobias Fehenberger, Tobias A. Eriksson, Alex Alvarado, Magnus Karlsson, Erik Agrell, Norbert Hanik
2016 J jnl
Information Rates and post-FEC BER Prediction in Optical Fiber Communications.
CoRR
Alex Alvarado
2016 J jnl
Information Rates of Next-Generation Long-Haul Optical Fiber Systems Using Coded Modulation.
CoRR
Gabriele Liga, Alex Alvarado, Erik Agrell, Polina Bayvel
2016 J jnl
Nonlinear Frequency-Division Multiplexing in the Focusing Regime.
CoRR
Xianhe Yangzhang, Mansoor I. Yousefi, Alex Alvarado, Domaniç Lavery, Polina Bayvel
2016 J jnl
On Probabilistic Shaping of Quadrature Amplitude Modulation for the Nonlinear Fiber Channel.
CoRR
Tobias Fehenberger, Alex Alvarado, Georg Böcherer, Norbert Hanik
2016 J jnl
On the Information Loss of the Max-Log Approximation in BICM Systems.
IEEE Trans. Inf. Theory
Mikhail Ivanov, Christian Häger, Fredrik Brannstrom, Alexandre Graell i Amat, Alex Alvarado, Erik Agrell
2016 J jnl
Performance Prediction of Nonbinary Forward Error Correction in Optical Transmission Experiments.
CoRR
Laurent Schmalen, Alex Alvarado, Rafael Rios-Müller
2016 — conf
Predicting the performance of nonbinary forward error correction in optical transmission experiments.
OFC
Laurent Schmalen, Alex Alvarado, Rafael Rios-Müller
2015 J jnl
A Lower Bound on the per Soliton Capacity of the Nonlinear Optical Fibre Channel.
CoRR
Nikita A. Shevchenko, Jaroslaw E. Prilepsky, Stanislav A. Derevyanko, Alex Alvarado, Polina Bayvel, Sergei K. Turitsyn
2015 — conf
A lower bound on the per soliton capacity of the nonlinear optical fibre channel.
ITW Fall
Nikita A. Shevchenko, Jaroslaw E. Prilepsky, Stanislav A. Derevyanko, Alex Alvarado, Polina Bayvel, Sergei K. Turitsyn
2015 J jnl
Demonstration of Sensitivity Gains by Probabilistic Shaping for Optical Communication Systems.
CoRR
Tobias Fehenberger, Domaniç Lavery, Robert Maher, Alex Alvarado, Polina Bayvel, Norbert Hanik
2015 — conf
Detection of a 1 Tb/s superchannel with a single coherent receiver.
ECOC
David S. Millar, Robert Maher, Domaniç Lavery, Toshiaki Koike-Akino, Milutin Pajovic, Alex Alvarado, Milen Paskov, Keisuke Kojima, Kieran Parsons, Benn C. Thomsen, Seb J. Savory, Polina Bayvel
2015 — conf
Experimental demonstration of multi-pilot aided carrier phase estimation for DP-64QAM and DP-256QAM.
ECOC
Milutin Pajovic, David S. Millar, Toshiaki Koike-Akino, Robert Maher, Domaniç Lavery, Alex Alvarado, Milen Paskov, Keisuke Kojima, Kieran Parsons, Benn C. Thomsen, Seb J. Savory, Polina Bayvel
2015 B conf
Improved information rates for bit-interleaved coded modulation.
ISIT
Alfonso Martinez, Li Peng, Alex Alvarado, Albert Guillen i Fabregas
2015 J jnl
LDPC Coded Modulation with Probabilistic Shaping for Optical Fiber Systems.
CoRR
Tobias Fehenberger, Georg Böcherer, Alex Alvarado, Norbert Hanik
2015 — conf
LDPC coded modulation with probabilistic shaping for optical fiber systems.
OFC
Tobias Fehenberger, Georg Bocherer, Alex Alvarado, Norbert Hanik
2015 — conf
LDPC codes for optical channels: Is the "FEC limit" a good predictor of post-FEC BER?
OFC
Alex Alvarado, Erik Agrell, Domaniç Lavery, Polina Bayvel
2015 — conf
Modulation order and code rate optimisation for digital coherent transceivers using generalised mutual information.
ECOC
Robert Maher, Alex Alvarado, Domaniç Lavery, Polina Bayvel
2015 J jnl
On Achievable Rates for Long-Haul Fiber-Optic Communications.
CoRR
Tobias Fehenberger, Alex Alvarado, Polina Bayvel, Norbert Hanik
2015 — conf
On optimal modulation and FEC overhead for future optical networks.
OFC
Alex Alvarado, David J. Ives, Seb J. Savory, Polina Bayvel
2015 — conf
On parameter optimization for staircase codes.
OFC
Christian Häger, Alexandre Graell i Amat, Henry D. Pfister, Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2015 J jnl
On the Impact of Optimal Modulation and FEC Overhead on Future Optical Networks.
CoRR
Alex Alvarado, David J. Ives, Seb J. Savory, Polina Bayvel
2015 — conf
Optimum detection in presence of nonlinear distortions with memory.
ECOC
Gabriele Liga, Alex Alvarado, Erik Agrell, Marco Secondini, Robert I. Killey, Polina Bayvel
2015 — conf
Reach enhancement of 100% for a DP-64QAM super-channel using MC-DBP.
OFC
Robert Maher, Domaniç Lavery, David S. Millar, Alex Alvarado, Kieran Parsons, Robert I. Killey, Polina Bayvel
2015 J jnl
Replacing the Soft FEC Limit Paradigm in the Design of Optical Communication Systems.
CoRR
Alex Alvarado, Erik Agrell, Domaniç Lavery, Robert Maher, Polina Bayvel
2015 J jnl
The Benefit of Split Nonlinearity Compensation for Optical Fiber Communications.
CoRR
Domaniç Lavery, David J. Ives, Gabriele Liga, Alex Alvarado, Seb J. Savory, Polina Bayvel
2015 — conf
Transceiver-limited high spectral efficiency Nyquist-WDM systems.
OFC
David S. Millar, Robert Maher, Domaniç Lavery, Toshiaki Koike-Akino, Alex Alvarado, Milen Paskov, Keisuke Kojima, Kieran Parsons, Benn C. Thomsen, Seb J. Savory, Polina Bayvel
2015 J jnl
Why compensating fibre nonlinearity will never meet capacity demands.
CoRR
Domaniç Lavery, Robert Maher, David S. Millar, Alex Alvarado, Seb J. Savory, Polina Bayvel
2014 J jnl
A Simple Approximation for the Bit-Interleaved Coded Modulation Capacity.
IEEE Commun. Lett.
Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2014 — conf
Achievable rates for four-dimensional coded modulation with a bit-wise receiver.
OFC
Alex Alvarado, Erik Agrell
2014 J jnl
Capacity of a Nonlinear Optical Channel with Finite Memory.
CoRR
Erik Agrell, Alex Alvarado, Giuseppe Durisi, Magnus Karlsson
2014 — conf
Comparison of terminated and tailbiting spatially coupled LDPC codes with optimized bit mapping for PM-64-QAM.
ECOC
Christian Häger, Alexandre Graell i Amat, Fredrik Brannstrom, Alex Alvarado, Erik Agrell
2014 J jnl
Four-Dimensional Coded Modulation with Bit-wise Decoders for Future Optical Communications.
CoRR
Alex Alvarado, Erik Agrell
2014 J jnl
High-SNR Asymptotics of Mutual Information for Discrete Constellations With Applications to BICM.
IEEE Trans. Inf. Theory
Alex Alvarado, Fredrik Brannstrom, Erik Agrell, Tobias Koch
2014 J jnl
Improving Soft FEC Performance for Higher-Order Modulations by Bit Mapper Optimization.
CoRR
Christian Häger, Alexandre Graell i Amat, Fredrik Brännström, Alex Alvarado, Erik Agrell
2014 J jnl
On the Asymptotic Performance of Bit-Wise Decoders for Coded Modulation.
IEEE Trans. Inf. Theory
Mikhail Ivanov, Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2014 J jnl
On the Information Loss of the Max-Log Approximation in BICM Systems.
CoRR
Mikhail Ivanov, Christian Häger, Fredrik Brännström, Alexandre Graell i Amat, Alex Alvarado, Erik Agrell
2014 — conf
Optimized bit mappings for spatially coupled LDPC codes over parallel binary erasure channels.
ICC
Christian Häger, Alexandre Graell i Amat, Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2014 J jnl
Terminated and Tailbiting Spatially Coupled Codes with Optimized Bit Mappings for Spectrally Efficient Fiber-Optical Systems.
CoRR
Christian Häger, Alexandre Graell i Amat, Fredrik Brännström, Alex Alvarado, Erik Agrell
2013 J jnl
Achievable Rates for Four-Dimensional Coded Modulation with a Bit-Wise Receiver.
CoRR
Alex Alvarado, Erik Agrell
2013 J jnl
Design of APSK Constellations for Coherent Optical Channels with Nonlinear Phase Noise.
IEEE Trans. Commun.
Christian Häger, Alexandre Graell i Amat, Alex Alvarado, Erik Agrell
2013 B conf
High-SNR asymptotics of mutual information for discrete constellations.
ISIT
Alex Alvarado, Fredrik Brannstrom, Erik Agrell, Tobias Koch
2013 J jnl
On Optimal TCM Encoders.
IEEE Trans. Commun.
Alex Alvarado, Alexandre Graell i Amat, Fredrik Brannstrom, Erik Agrell
2013 J jnl
On the Asymptotic Performance of Bit-Wise Decoders for Coded Modulation.
CoRR
Mikhail Ivanov, Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2013 J jnl
On the Exact BER of Bit-Wise Demodulators for One-Dimensional Constellations.
IEEE Trans. Commun.
Mikhail Ivanov, Fredrik Brannstrom, Alex Alvarado, Erik Agrell
2013 J jnl
Optimized Bit Mappings for Spatially Coupled LDPC Codes over Parallel Binary Erasure Channels.
CoRR
Christian Häger, Alexandre Graell i Amat, Alex Alvarado, Fredrik Brännström, Erik Agrell
2013 J jnl
Signal Shaping for BICM at Low SNR.
IEEE Trans. Inf. Theory
Erik Agrell, Alex Alvarado
2012 B conf
Achieving the Shannon limit with probabilistically shaped BICM.
ISIT
Erik Agrell, Alex Alvarado
2012 J jnl
An Efficient Algorithm to Calculate BICM Capacity
CoRR
Georg Böcherer, Fabian Altenbach, Alex Alvarado, Steven Corroy, Rudolf Mathar
2012 B conf
An efficient algorithm to calculate BICM capacity.
ISIT
Georg Böcherer, Fabian Altenbach, Alex Alvarado, Steven Corroy, Rudolf Mathar
2012 B conf
Constellation optimization for coherent optical channels distorted by nonlinear phase noise.
GLOBECOM
Christian Häger, Alexandre Graell i Amat, Alex Alvarado, Erik Agrell
2012 J jnl
Design of APSK Constellations for Coherent Optical Channels with Nonlinear Phase Noise
CoRR
Christian Häger, Alexandre Graell i Amat, Alex Alvarado, Erik Agrell
2012 Misc conf
First-order asymptotics of the BICM mutual information: Uniform vs. nonuniform distributions.
ITA
Erik Agrell, Alex Alvarado
2012 J jnl
General BER Expression for One-Dimensional Constellations
CoRR
Mikhail Ivanov, Fredrik Brännström, Alex Alvarado, Erik Agrell
2012 B conf
General BER expression for one-dimensional constellations.
GLOBECOM
Mikhail Ivanov, Fredrik Brannstrom, Alex Alvarado, Erik Agrell
2012 J jnl
High-SNR Asymptotics of Mutual Information for Discrete Constellations with Applications to BICM
CoRR
Alex Alvarado, Fredrik Brannstrom, Erik Agrell, Tobias Koch
2012 J jnl
On Optimal TCM Encoders
CoRR
Alex Alvarado, Alexandre Graell i Amat, Fredrik Brannstrom, Erik Agrell
2012 J jnl
On the Exact BER of Bit-Wise Demodulators for One-Dimensional Constellations
CoRR
Mikhail Ivanov, Fredrik Brannstrom, Alex Alvarado, Erik Agrell
2012 B conf
On the equivalence of TCM encoders.
ISIT
Alex Alvarado, Alexandre Graell i Amat, Fredrik Brännström, Erik Agrell
2012 J jnl
Signal Shaping for BICM at Low SNR
CoRR
Erik Agrell, Alex Alvarado
2011 B conf
Constellation and Interleaver Design for BICM.
GLOBECOM
Md. Jahangir Hossain, Alex Alvarado, Leszek Szczecinski
2011 B conf
High SNR bounds for the BICM capacity.
ITW
Alex Alvarado, Fredrik Brannstrom, Erik Agrell
2011 J jnl
On BICM Receivers for TCM Transmission.
IEEE Trans. Commun.
Alex Alvarado, Leszek Szczecinski, Erik Agrell
2011 — conf
On the Performance of BICM with Trivial Interleavers in Nonfading Channels.
ICC
Alex Alvarado, Leszek Szczecinski, Erik Agrell
2011 J jnl
Optimal Alphabets and Binary Labelings for BICM at Low SNR.
IEEE Trans. Inf. Theory
Erik Agrell, Alex Alvarado
2011 J jnl
Towards Fully Optimized BICM Transceivers.
IEEE Trans. Commun.
Md. Jahangir Hossain, Alex Alvarado, Leszek Szczecinski
2010 J jnl
BICM Capacity - Part II: First-Order Optimal Signal Sets and Binary Labelings
CoRR
Erik Agrell, Alex Alvarado
2010 — conf
BICM Transmission Using Non-Uniform QAM Constellations: Performance Analysis and Design.
ICC
Md. Jahangir Hossain, Alex Alvarado, Leszek Szczecinski
2010 J jnl
Corrections to "Bit-Interleaved Coded Modulation in the Wideband Regime" [Dec 08 5447-5455].
IEEE Trans. Inf. Theory
Alex Alvarado, Erik Agrell, Albert Guillen i Fabregas, Alfonso Martinez
2010 J jnl
Exploiting UEP in QAM-based BICM: interleaver and code design.
IEEE Trans. Commun.
Alex Alvarado, Erik Agrell, Leszek Szczecinski, Arne Svensson
2010 J jnl
On BICM receivers for TCM transmission
CoRR
Alex Alvarado, Leszek Szczecinski, Erik Agrell
2010 J jnl
On BICM-ID with Multiple Interleavers.
IEEE Commun. Lett.
Alex Alvarado, Leszek Szczecinski, Erik Agrell, Arne Svensson
2010 J jnl
On the BICM Capacity - Part I: Binary Labelings, Arbitrary Input Distributions, and First-Order Asymptotics
CoRR
Alex Alvarado, Erik Agrell
2010 J jnl
Towards Fully Optimized BICM Transceivers
CoRR
Md. Jahangir Hossain, Alex Alvarado, Leszek Szczecinski
2010 — —
Towards Fully Optimized BICM Transmissions.
Alex Alvarado
2009 — conf
Correcting Suboptimal Metrics in Iterative Decoders.
ICC
Alex Alvarado, Víctor Núñez, Leszek Szczecinski, Erik Agrell
2009 J jnl
Distribution of L-values in gray-mapped M
IEEE Trans. Commun.
Alex Alvarado, Leszek Szczecinski, Rodolfo Feick, Luciano Ahumada
2009 J jnl
Distribution of max-log metrics for QAM-based BICM in fading channels.
IEEE Trans. Commun.
Leszek Szczecinski, Alex Alvarado, Rodolfo Feick
2009 B conf
On the capacity of BICM with QAM constellations.
IWCMC
Alex Alvarado, Erik Agrell, Arne Svensson
2009 — conf
Unequal Error Protection in BICM with QAM Constellations: Interleaver and Code Design.
ICC
Alex Alvarado, Erik Agrell, Leszek Szczecinski, Arne Svensson
2008 — conf
On the Design of Interleavers for BICM Transmission.
EW
Alex Alvarado, Leszek Szczecinski, Erik Agrell, Arne Svensson
2007 B conf
Distribution of L-values in Gray-mapped M
GLOBECOM
Alex Alvarado, Leszek Szczecinski, Rodolfo Feick, Luciano Ahumada
2007 B conf
On the distribution of extrinsic L-values in gray-mapped 16-QAM.
IWCMC
Alex Alvarado, Leszek Szczecinski, Rodolfo Feick
2007 — conf
Probability Density Functions of Reliability Metrics for 16-QAM-Based BICM Transmission in Rayleigh Channel.
ICC
Leszek Szczecinski, Alex Alvarado, Rodolfo Feick
2006 — conf
On Adaptive BICM with Finite Block-Length and Simplified Metrics Calculation.
VTC Fall
Alex Alvarado, Hector Carrasco, Rodolfo Feick
2003 — conf
Parallel Discrete-Event Simulation Framework.
SCCC
Mauricio Marín, Rodrigo Miranda, Alex Alvarado